Multiple Choice
Formic acid (HCOOH,Ka = 1.8 × 10-4) is the principal component in the venom of stinging ants.What is the molarity of a formic acid solution if 25.00 mL of the aqueous formic acid solution requires 29.80 mL of 0.0567 mol L-1 NaOH(aq) to reach the equivalence point?
A) 0.0134 mol L-1
B) 0.0476 mol L-1
C) 0.0567 mol L-1
D) 0.0676 mol L-1
Correct Answer:
Verified
Correct Answer:
Verified
Q58: What is the pH of a buffer
Q59: An aqueous solution has [HC<sub>7</sub>H<sub>5</sub>O<sub>2</sub>] = 0.100
Q60: 1.80 grams of an impure mixture containing
Q61: For the following titration,determine whether the solution
Q62: What is the pH of a buffer
Q64: For the following titration,determine whether the solution
Q65: How will addition of sodium acetate to
Q66: Determine the pH of the following aqueous
Q67: The Henderson-Hasselbach equation,used to calculate the pH
Q68: Calculate the percent ionization of nitrous acid